diff --git a/src-tauri/src/core/cloud_sync/manager.rs b/src-tauri/src/core/cloud_sync/manager.rs
index f149ee51..8df23546 100644
--- a/src-tauri/src/core/cloud_sync/manager.rs
+++ b/src-tauri/src/core/cloud_sync/manager.rs
@@ -1943,7 +1943,7 @@ fn is_non_retryable_automatic_error(error: &AppError) -> bool {
 /// The frontend must not parse prose error text: keeping the code here means
 /// rewording a message can never silently disable the recovery button.
 fn cloud_sync_failure_code(provider: &str, error: &AppError) -> Option<&'static str> {
-    if !is_gist_provider(provider) {
+    if provider != "gitee_snippet" {
         return None;
     }
 
@@ -1955,7 +1955,7 @@ fn cloud_sync_failure_code(provider: &str, error: &AppError) -> Option<&'static
     }
 }
 
-/// `CloudSyncStatus.error_code` value for "the gist is full".
+/// `CloudSyncStatus.error_code` value for Gitee snippet capacity failures.
 pub(super) const GIST_CAPACITY_ERROR_CODE: &str = "gist_capacity";
 
 fn should_record_startup_check_failure(error: &AppError) -> bool {
@@ -2309,20 +2309,28 @@ mod tests {
     }
 
     #[test]
-    fn gist_capacity_failure_code_is_limited_to_gist_providers() {
-        let capacity_error = AppError::CloudSync(CloudSyncError::SnapshotNotAccepted {
-            revision: "r1".to_string(),
-        });
-
-        assert_eq!(
-            cloud_sync_failure_code("gitee_snippet", &capacity_error),
-            Some(GIST_CAPACITY_ERROR_CODE)
-        );
-        assert_eq!(
-            cloud_sync_failure_code("github_gist", &capacity_error),
-            Some(GIST_CAPACITY_ERROR_CODE)
-        );
-        assert_eq!(cloud_sync_failure_code("webdav", &capacity_error), None);
+    fn gist_capacity_failure_code_is_limited_to_gitee_snippet() {
+        for error in [
+            CloudSyncError::SnapshotNotAccepted {
+                revision: "r1".to_string(),
+            },
+            CloudSyncError::RemoteFileRejected {
+                filename: "nyaterm-x.blob".to_string(),
+            },
+        ] {
+            let error = AppError::CloudSync(error);
+            assert_eq!(
+                cloud_sync_failure_code("gitee_snippet", &error),
+                Some(GIST_CAPACITY_ERROR_CODE)
+            );
+            for provider in ["github_gist", "webdav", "s3"] {
+                assert_eq!(
+                    cloud_sync_failure_code(provider, &error),
+                    None,
+                    "{provider}"
+                );
+            }
+        }
         assert_eq!(
             cloud_sync_failure_code(
                 "gitee_snippet",
@@ -2372,6 +2380,27 @@ mod tests {
         assert!(status.error_code.is_none());
     }
 
+    #[tokio::test]
+    async fn record_failure_does_not_publish_capacity_code_for_github_gist() {
+        let manager = CloudSyncManager::new();
+        manager.settings.lock().await.provider = "github_gist".to_string();
+        manager.status.lock().await.error_code = Some(GIST_CAPACITY_ERROR_CODE.to_string());
+
+        manager
+            .record_failure(
+                "sync",
+                "manual_push",
+                &AppError::CloudSync(CloudSyncError::RemoteFileRejected {
+                    filename: "nyaterm-x.blob".to_string(),
+                }),
+            )
+            .await;
+
+        let status = manager.status.lock().await.clone();
+        assert_eq!(status.state, "failed");
+        assert!(status.error_code.is_none());
+    }
+
     #[tokio::test]
     async fn record_failure_clears_current_operation() {
         let manager = CloudSyncManager::new();
diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index 7ff82f1f..777a26ce 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -2562,7 +2562,7 @@
     "syncPushSuccess": "Snapshot uploaded.",
     "syncPruneAndRetry": "Clean remote snapshots & retry",
     "syncPruneAndRetrySuccess": "Remote snapshots cleaned and push succeeded.",
-    "syncGistCapacityHint": "Gitee/GitHub gist file limit may be full. Cleaning old snapshots and pushing again usually recovers sync.",
+    "syncGistCapacityHint": "Gitee Snippet may have reached its file limit. Cleaning old snapshots and pushing again usually recovers sync.",
     "syncRecoverCurrentSuccess": "Remote metadata recovered.",
     "syncRemoteIncompleteTitle": "Incomplete Remote Sync Data",
     "syncResolveDownloadSuccess": "Remote version downloaded.",
diff --git a/src/i18n/locales/ko.json b/src/i18n/locales/ko.json
index eb857f4e..1d8139e5 100644
--- a/src/i18n/locales/ko.json
+++ b/src/i18n/locales/ko.json
@@ -2560,7 +2560,7 @@
     "syncPushSuccess": "스냅샷을 업로드했습니다.",
     "syncPruneAndRetry": "원격 스냅샷 정리 후 재시도",
     "syncPruneAndRetrySuccess": "원격 스냅샷을 정리하고 푸시에 성공했습니다.",
-    "syncGistCapacityHint": "Gitee/GitHub gist 파일 수 한도에 도달했을 수 있습니다. 오래된 스냅샷을 정리한 뒤 다시 푸시하면 보통 복구됩니다.",
+    "syncGistCapacityHint": "Gitee gist 파일 수 한도에 도달했을 수 있습니다. 오래된 스냅샷을 정리한 뒤 다시 푸시하면 보통 복구됩니다.",
     "syncRecoverCurrentSuccess": "원격 동기화 메타데이터를 복구했습니다.",
     "syncRemoteIncompleteTitle": "불완전한 원격 동기화 데이터",
     "syncResolveDownloadSuccess": "원격 버전을 다운로드했습니다.",
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index 73d76fb9..85c3746c 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -2560,7 +2560,7 @@
     "syncPushSuccess": "同步快照已上传。",
     "syncPruneAndRetry": "清理远端旧快照并重试",
     "syncPruneAndRetrySuccess": "已清理远端旧快照并推送成功。",
-    "syncGistCapacityHint": "Gitee/GitHub 代码片段可能已达文件数上限。清理旧快照后重新推送通常即可恢复。",
+    "syncGistCapacityHint": "Gitee 代码片段可能已达文件数上限。清理旧快照后重新推送通常即可恢复。",
     "syncRecoverCurrentSuccess": "远端同步元数据已恢复。",
     "syncRemoteIncompleteTitle": "远端同步数据不完整",
     "syncResolveDownloadSuccess": "远程版本已成功下载。",
diff --git a/src/i18n/locales/zh-TW.json b/src/i18n/locales/zh-TW.json
index 861371ec..65897fd5 100644
--- a/src/i18n/locales/zh-TW.json
+++ b/src/i18n/locales/zh-TW.json
@@ -2555,7 +2555,7 @@
     "syncPushSuccess": "雲端同步快照已上傳。",
     "syncPruneAndRetry": "清理遠端舊快照並重試",
     "syncPruneAndRetrySuccess": "已清理遠端舊快照並推送成功。",
-    "syncGistCapacityHint": "Gitee/GitHub 程式碼片段可能已達檔案數上限。清理舊快照後重新推送通常即可恢復。",
+    "syncGistCapacityHint": "Gitee 程式碼片段可能已達檔案數上限。清理舊快照後重新推送通常即可恢復。",
     "syncRecoverCurrentSuccess": "遠端同步中繼資料已復原。",
     "syncRemoteIncompleteTitle": "遠端同步資料不完整",
     "syncResolveDownloadSuccess": "遠端版本已成功下載。",
diff --git a/src/lib/cloudSync.test.ts b/src/lib/cloudSync.test.ts
index 680c007a..267f1cd9 100644
--- a/src/lib/cloudSync.test.ts
+++ b/src/lib/cloudSync.test.ts
@@ -40,7 +40,7 @@ describe("cloud sync gist capacity helpers", () => {
     expect(
       needsGistCapacityRecovery("gitee_snippet", rewordedMessage, GIST_CAPACITY_ERROR_CODE),
     ).toBe(true);
-    expect(needsGistCapacityRecovery("github_gist", "", GIST_CAPACITY_ERROR_CODE)).toBe(true);
+    expect(needsGistCapacityRecovery("gitee_snippet", "", GIST_CAPACITY_ERROR_CODE)).toBe(true);
   });
 
   it("falls back to the message when the status carries no code", () => {
@@ -48,11 +48,22 @@ describe("cloud sync gist capacity helpers", () => {
     expect(needsGistCapacityRecovery("gitee_snippet", REJECTED_FILE_MESSAGE, undefined)).toBe(true);
   });
 
-  it("only offers capacity recovery for gist providers", () => {
+  it.each([
+    NOT_ACCEPTED_MESSAGE,
+    REJECTED_FILE_MESSAGE,
+  ])("does not offer GitHub Gist capacity recovery for %s", (message) => {
+    expect(needsGistCapacityRecovery("github_gist", message)).toBe(false);
+    expect(needsGistCapacityRecovery("github_gist", message, null)).toBe(false);
+    expect(needsGistCapacityRecovery("github_gist", message, GIST_CAPACITY_ERROR_CODE)).toBe(false);
+  });
+
+  it("only offers capacity recovery for Gitee Snippet", () => {
     expect(needsGistCapacityRecovery("gitee_snippet", NOT_ACCEPTED_MESSAGE)).toBe(true);
-    expect(needsGistCapacityRecovery("github_gist", REJECTED_FILE_MESSAGE)).toBe(true);
+    expect(needsGistCapacityRecovery("github_gist", "", GIST_CAPACITY_ERROR_CODE)).toBe(false);
     expect(needsGistCapacityRecovery("webdav", NOT_ACCEPTED_MESSAGE)).toBe(false);
     expect(needsGistCapacityRecovery("s3", REJECTED_FILE_MESSAGE)).toBe(false);
+    expect(needsGistCapacityRecovery(null, NOT_ACCEPTED_MESSAGE)).toBe(false);
+    expect(needsGistCapacityRecovery(undefined, REJECTED_FILE_MESSAGE)).toBe(false);
     expect(
       needsGistCapacityRecovery("webdav", NOT_ACCEPTED_MESSAGE, GIST_CAPACITY_ERROR_CODE),
     ).toBe(false);
diff --git a/src/lib/cloudSync.ts b/src/lib/cloudSync.ts
index e60c1ea5..74a7ffee 100644
--- a/src/lib/cloudSync.ts
+++ b/src/lib/cloudSync.ts
@@ -239,12 +239,12 @@ export function isRemoteInconsistentConflict(conflict?: CloudConflictPreview | n
   return conflict?.kind === "remote_inconsistent";
 }
 
-/** Providers that keep every sync object in one gist-style, file-count limited list. */
+/** Providers that keep every sync object in one flat gist-style file list. */
 export function isGistCloudProvider(provider?: string | null) {
   return provider === "gitee_snippet" || provider === "github_gist";
 }
 
-/** `CloudSyncStatus.error_code` published when the remote gist is full. */
+/** `CloudSyncStatus.error_code` published for Gitee snippet capacity failures. */
 export const GIST_CAPACITY_ERROR_CODE = "gist_capacity";
 
 /**
@@ -262,13 +262,13 @@ export function isGistCapacitySyncFailure(message?: string | null) {
   );
 }
 
-/** Capacity recovery only applies to gist providers: other backends fail for other reasons. */
+/** Capacity recovery only applies to Gitee Snippet's hard file-count limit. */
 export function needsGistCapacityRecovery(
   provider?: string | null,
   message?: string | null,
   errorCode?: string | null,
 ) {
-  if (!isGistCloudProvider(provider)) {
+  if (provider !== "gitee_snippet") {
     return false;
   }
   return errorCode === GIST_CAPACITY_ERROR_CODE || isGistCapacitySyncFailure(message);